Comment 19 for bug 1291574

i've seen crashes with iceweasel and mplayer, so its not just chrome (on debian)

[21236.953014] nouveau E[mplayer[20360]] multiple instances of buffer 34 on validation list
[21236.953020] nouveau E[mplayer[20360]] validate_init
[21236.953021] nouveau E[mplayer[20360]] validate: -22
[228512.722648] nouveau W[ PFIFO][0000:01:00.0] INTR 0x01000000: 0x00000005
[405193.284040] nouveau E[mplayer[2277]] multiple instances of buffer 37 on validation list
[405193.284048] nouveau E[mplayer[2277]] validate_init
[405193.284051] nouveau E[mplayer[2277]] validate: -22
[608343.309025] nouveau E[mplayer[6653]] multiple instances of buffer 37 on validation list
[608343.309033] nouveau E[mplayer[6653]] validate_init
[608343.309036] nouveau E[mplayer[6653]] validate: -22
[623180.230876] nouveau W[ PFIFO][0000:01:00.0] INTR 0x01000000: 0x00000005
[663031.221724] nouveau E[gnome-shell[4889]] multiple instances of buffer 469 on validation list
[663031.221729] nouveau E[gnome-shell[4889]] validate_init
[663031.221730] nouveau E[gnome-shell[4889]] validate: -22
[663071.853783] nouveau E[ PFIFO][0000:01:00.0] write fault at 0x0007dc0000 [PAGE_NOT_PRESENT] from PGRAPH/GPC0/PROP on channel 0x007f9ee000 [gnome-shell[4889]]
[663071.853788] nouveau E[ PFIFO][0000:01:00.0] PGRAPH engine fault on channel 5, recovering...
[663158.214504] nouveau E[gnome-shell[4889]] failed to idle channel 0xcccc0000 [gnome-shell[4889]]
[663173.199899] nouveau E[gnome-shell[4889]] failed to idle channel 0xcccc0000 [gnome-shell[4889]]